As Teunis de Raat, and Manuel & Geiszel Godoy pitch their animation company, Black Sands Entertainment, MarkCuban and guest SharkKevinHart have combined to make an offer, but Manuel isn't sure he wants to give up that much equity. But when his counter has Barbara Corcoran saying 'You're nuts,' has he pushed too far? From 'SharkTank' season 13, episode 10. Watch 'SharkTank' FRIDAYS 8/7c on ABC. Stream on Hulu.